MAME is a multi-purpose emulation framework
JUCE is an open-source cross-platform C++ application framework
A cross-platform file change monitor with multiple backends
Open source framework simplifying the creation of C++ applications
A text-based widget toolkit
SDL library for Android, including several games.
Real-Time Event Frameworks based on active objects & state machines
A multimedia framework based on Qt and FFmpeg
Remove Inequality by Production of Knowledge.
Software libraries for effective development of desktop applications.
Individual-based forward-time genetics simulation software
Developer Assistant for PUC-Rio Tecgraf sci/tech toolkits on GNU/Linux
C++ application framework
MuldeR's Utilities for Qt
A simple 3D framework in C++
C++ Frontend for the RenderMan Interface
C++ Statistical ToolKit
Development framework based on message driven provided
Cross-platform C++ library for use as a default application framework.
Source code is here - https://sourceforge.net/projects/lcmd-git/